19924328

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{313}}^1$

素因数の和:501

約数の個数: 32

約数和(自身を含む): 38339400

約数和(自身を除く): 18415072

約数列:

[1, 2, 4, 8, 73, 109, 146, 218, 292, 313, 436, 584, 626, 872, 1252, 2504, 7957, 15914, 22849, 31828, 34117, 45698, 63656, 68234, 91396, 136468, 182792, 272936, 2490541, 4981082, 9962164, 19924328]

約数ペア:

[(1, 19924328), (2, 9962164), (4, 4981082), (8, 2490541), (73, 272936), (109, 182792), (146, 136468), (218, 91396), (292, 68234), (313, 63656), (436, 45698), (584, 34117), (626, 31828), (872, 22849), (1252, 15914), (2504, 7957)]